Average annual temperature is -4.9 °C
Absolute maximum temperature: 18.8 °C
Absolute minimum temperature: -27.3 °C
Number of sunny days: 181 days
Number of rainy days: 100 days
Number of snow days: 84 days
Look at detailed online map of Longmen
* Weather data for Longmen China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 3.2 | 0.0 | 3.0 | 12.0 | 7.8 | 14.7 | 18.8 | 18.2 | 13.8 | 9.4 | 0.4 | -2.5 |
| Average daytime temperature (°C) | -8.4 | -5.4 | -2.5 | 0.7 | 1.6 | 10.0 | 13.2 | 12.9 | 9.1 | -1.1 | -4.0 | -7.2 |
| Average temperature (°C) | -15.3 | -12.3 | -9.6 | -6.0 | -3.4 | 3.5 | 6.7 | 6.7 | 2.7 | -7.1 | -10.6 | -14.1 |
| Average night temperature (°C) | -21.1 | -18.9 | -16.4 | -13.0 | -9.5 | -2.7 | 0.4 | 0.6 | -3.3 | -12.5 | -16.6 | -19.8 |
| Absolute minimum temperature (°C) | -27.3 | -23.8 | -22.4 | -23.8 | -20.1 | -6.4 | -5.4 | -4.9 | -8.7 | -19.7 | -23.3 | -27.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 8.8 | 8.7 | 10.6 | 10.7 | 10.1 | 10.8 | 10.9 | 9.5 | 9.9 | 9.1 | 9.1 | 8.3 |
| Precipitation (mm) | 0 | 16 | 6 | 37 | 76 | 82 | 97 | 145 | 55 | 46 | 1 | 2 |
| Sunny days | 27 | 14 | 19 | 13 | 14 | 5 | 6 | 6 | 4 | 21 | 26 | 26 |
| Rainy days | 0 | 1 | 1 | 3 | 2 | 23 | 25 | 25 | 15 | 4 | 0 | 1 |
| Snow days | 4 | 13 | 11 | 14 | 15 | 2 | 0 | 0 | 11 | 6 | 4 | 4 |
The largest precipitation sum in Longmen is at